Features
Applications
nꢀ DC/DCꢀconverters
nꢀ Powerꢀsuppliesꢀ
nꢀ Semi-shieldedꢀconstruction
nꢀꢀInductanceꢀrange:ꢀ1ꢀtoꢀ47ꢀµH
nꢀꢀRatedꢀcurrentꢀupꢀtoꢀ4.1ꢀA
nꢀ AEC-Q200ꢀcompliant
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
SRN5020TAꢀSeriesꢀ-ꢀSemi-shieldedꢀPowerꢀInductors
ꢀꢀ
ꢀ
Electrical Specifications @ 25 °C
General Specifications
Operating Temperature
................................. -55 °C to +125 °C
(Temperature rise included)
Storage Temperature (Component)
................................. -55 °C to +125 °C
Temperature Rise.....40 °C at rated Irms
Rated Current
............ Inductance drops 30 % at Isat
Moisture Sensitivity Level.....................1
ESD Classification (HBM)................. N/A
Inductance
Q
SRF
DCR
(W)
Irms
(A)
Isat
(A)
@ 100 kHz / 1 V
@ 100 kHz (MHz)
Bourns Part No.
SRN5020TA-1R0Y
SRN5020TA-1R2Y
SRN5020TA-1R5Y
SRN5020TA-2R2M
SRN5020TA-3R3M
SRN5020TA-4R7M
SRN5020TA-5R6M
SRN5020TA-6R8M
SRN5020TA-8R2M
SRN5020TA-100M
SRN5020TA-120M
SRN5020TA-150M
SRN5020TA-180M
SRN5020TA-220M
SRN5020TA-330M
SRN5020TA-470M
L (mH) Tol. %
Min.
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
Typ.
143
132
112
86
75
58
50
46
43
41
36
32
28
25
20
16
±20 %
Typ.
Typ.
1.0
1.2
1.5
2.2
3.3
4.7
5.6
6.8
8.2
10
12
15
18
22
33
47
±30
±30
±30
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
0.02
0.02
0.025
0.032
0.043
0.06
0.069
0.09
0.098
0.11
0.135
0.165
0.19
0.225
0.335
0.46
4.10
3.80
3.50
3.30
2.80
2.40
2.10
1.90
1.75
1.60
1.40
1.25
1.17
1.10
0.80
0.70
5.00
4.80
4.50
4.10
3.50
2.70
2.40
2.10
1.90
1.70
1.40
1.30
1.20
1.10
0.80
0.70
Materials
Core..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Coating.................Magnetic epoxy resin
Packaging..... 2500 pcs. per 13-inch reel
Product Dimensions
5.0 0.2
(.197 .008)
-NOTE 1-
Electrical Schematic
How to Order
5.0 0.2
(.197 .008)
-NOTE 1-
SRN5020TA - 2R2M
Model
Value Code (see table)
Recommended Layout
4.7 0.2
1.3 0.2
(.185 .008)
(.051 .008)
2.1
(.083)
4.7
(.185)
1.8 0.2
(.071 .008)
-NOTE 1-
1.5
(.059)
1.5
(.059)
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
3.7
(.146)
REF.
NOTE 1: DIMENSIONS DO NOT INCLUDE THE TERMINATION.
FOR MAXIMUM OVERALL DIMENSIONS WITH TERMINATION,
ADD 0.1 MM (.004 IN.).
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
ꢀꢀWARNINGꢀꢀCancerꢀandꢀReproductiveꢀHarmꢀ-ꢀwww.P65Warnings.ca.gov
*ꢀꢀRoHSꢀDirectiveꢀ2015/863,ꢀMarꢀ31,ꢀ2015ꢀandꢀAnnex.
**Bournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀ(b)ꢀtheꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀꢀ
ꢀꢀꢀꢀandꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.ꢀUsersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.ꢀ
Theꢀproductsꢀdescribedꢀhereinꢀandꢀthisꢀdocumentꢀareꢀsubjectꢀtoꢀspecificꢀlegalꢀdisclaimersꢀasꢀsetꢀforthꢀonꢀtheꢀlastꢀpageꢀofꢀthisꢀdocument,ꢀandꢀatꢀwww.bourns.com/docs/legal/disclaimer.pdf.